Chemistry Maximum permissible concentration of copper in drinking water in mg/L is 0.01 1 0.05 2 0.01 1 0.05 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nitrogenous fertilizer ? Ca(CN)2 NH4NO3 CaCN2 Urea Ca(CN)2 NH4NO3 CaCN2 Urea ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Na Fe Ag Hg Na Fe Ag Hg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ethanol containing 5% water is known as Power alcohol Rectified spirit Methylated alcohol Denatured spirit Power alcohol Rectified spirit Methylated alcohol Denatured spirit ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main compound of voter ink? Ammonium Chloride Silver nitrate Silver Chloride Ammonium Nitrate Ammonium Chloride Silver nitrate Silver Chloride Ammonium Nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas does not form the part of atmosphere ? Helium None of these Chlorine Nitrogen Helium None of these Chlorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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